Just remembered - it was the "spontaflex" ,- it was Sir Douglas Hall and
there is a web page devoted to his circuits.
Geoff.
----- Original Message -----
From: "Dwight K. Elvey" <dwight.elvey_at_amd.com>
To: <cctalk_at_classiccmp.org>
Sent: Friday, August 13, 2004 7:49 PM
Subject: Re: Gaps in the collection (was Re: rarest computers. )
> >From: "ben franchuk" <bfranchuk_at_jetnet.ab.ca>
> >
> >Geoffrey Thomas wrote:
> >> Reminds me of the old Radio Constructor designs where the designer made
one
> >> transistor do both rf and af amplification.
> >> Can't remember his name - or what he called his designs.
> >> I'm sure he was knighted or something like that .... anybody ?
> >> - Sir Alec Douglas Hall ? was it ?
> >> Sounds too much like Alec Douglas Hume !
> >
> >I have no idea who invented it since it was used every where, since the
> >humble
> >vacume tube ( valve) was invented. You can still buy or build them today.
> >
> >http://www.vcomp.co.uk/one_tube_1935/one_tube_1935.htm
> >http://schmarder.com/radios/tube/index.htm
> >Ben.
> >
> >
>
> Hi
> The circuit is called a reflex circuit. The second web page
> above shows a tube reflex circuit.
> Dwight
>
>
Received on Tue Aug 17 2004 - 14:47:23 BST